Created
November 6, 2019 10:02
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Blender SurfacePlot
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import bpy | |
import numpy as np | |
import math | |
import mathutils | |
def WaveXY(x, y, x0=0, y0=0, period=1, a=1): | |
# Cos Wave | |
r = np.sqrt((x - x0) ** 2 + (y - y0) ** 2) | |
return a * np.cos(2.0 * np.pi * r / period) | |
# 初期化 | |
cols = 101 | |
rows = 101 | |
mat = np.zeros((rows, cols)) | |
x_array = np.linspace(0, 10, num=cols) | |
y_array = np.linspace(0, 10, num=rows) | |
verts = [] | |
# Update Matrix | |
for y in range(0, rows): | |
for x in range(0, cols): | |
px = x_array[x] | |
py = y_array[y] | |
# 水面波の干渉 | |
t = 2.5 | |
mat[y, x] += WaveXY(px, py, x0=0, y0=0, period=t) | |
mat[y, x] += WaveXY(px, py, x0=10, y0=10, period=t) | |
verts.append(mathutils.Vector([px, py, mat[y, x]])) | |
fIndexes = [] # 面のリスト | |
for y in range(0, rows - 1): | |
for x in range(0, cols - 1): | |
fIndexes.append([x + y * rows, | |
x + 1 + y * rows, | |
x + 1 + (y + 1) * rows, | |
x + (y + 1) * rows]) | |
mesh = bpy.data.meshes.new('wave') | |
mesh.from_pydata(verts, [], fIndexes) # 点と面の情報からメッシュを生成 | |
obj = bpy.data.objects.new('wave', mesh) # メッシュ情報を新規オブジェクトに渡す | |
bpy.context.scene.collection.objects.link(obj) # オブジェクトをシーン上にリンク(v2.8) | |
# bpy.context.scene.objects.link(obj) #v2.7 | |
obj.select = True # 作ったオブジェクトを選択状態に |
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